ISBN: 9787504542649 - machine electrical control(chinese edition) (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 185 Publisher: China Labor and Social Security Publishing House Pub. Date :2004-04. book higher vocational and technical colleges across the country CNC specialty materials for the various types of vocational schools. college technician. senior technical school related professional use. Main contents are: machine electrical control based on the structure and principles of transformers. DC motors. AC motors. stepper motor works. electrical speed control system an. …